Curated OER
Maintaining Body Heat
Students observe and compare heat loss in different objects with surface-to-volume ratios. They transfer this comparison to the physical characteristics of animals in their environment. They focus on how whales maintain their body heat.
Curated OER
Tree Rings As Records of the Past
Students discover how trees preserve a record of times in the past.
Curated OER
Gender and Media Introduction
Students analyze media clips and discover how the media helps us form ideas about men and women and their roles in society. They discover some of their own preconceptions about these roles and answer questions.
Curated OER
Smog Be Gone
Students begin the lesson by identifying greenhouse gases. In groups, they observe and record the effect of the gases on the atmosphere and the temperature of the Earth. They participate in activities that describe the role of...